Vulnerability CVE-2007-6523
Published: 2007-12-24   Modified: 2012-02-12

Description:
Algorithmic complexity vulnerability in Opera 9.50 beta and 9.x before 9.25 allows remote attackers to cause a denial of service (CPU consumption) via a crafted bitmap (BMP) file that triggers a large number of calculations and checks.

See advisories in our WLB2 database:
Topic
Author
Date
Low
Opera 9.50 beta and prior remote DoS (freeze)
Gynvael Coldwind
25.12.2007

Type:

CWE-399

 (Resource Management Errors)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.8/10
6.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Opera software -> Opera 
Opera -> Opera browser 

 References:
http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00001.html
http://securityreason.com/securityalert/3482
http://www.securityfocus.com/archive/1/484605/100/200/threaded
http://www.securityfocus.com/bid/26721
http://www.vupen.com/english/advisories/2007/4261
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